Northfield Flag

Northfield

County Seat:
No
Area (mi²):
0.471
State:
Kentucky

Northfield is a city located in Jefferson County, Kentucky. Northfield has a 2026 population of 1,018. Northfield is currently growing at a rate of 0.3% annually and its population has increased by 2.21% since the most recent census, which recorded a population of 996 in 2020.

The median household income in Northfield is $111,250 with a poverty rate of 10.54%. The median age in Northfield is 46.6 years: 44.7 years for males, and 51.7 years for females. For every 100 females there are 91.1 males.

1K
Total Population
2,161
Density (mi²)
3 0.3%
Growth

Northfield Population

Northfield Population

Year ↓
Population
Growth
Annual Change
20261,01830.3%
20251,01540.4%
20241,011121.2%
202399970.71%
202299220.2%
2021990-6-0.6%
202099600%
20191,052-2-0.19%
20181,054-2-0.19%
20171,05620.19%
20161,05440.38%
20151,05040.38%
20141,04620.19%
20131,044100.97%
20121,03460.58%
20111,02880.78%
20101,02110.1%

Median Age

Overall: 46.6 years
Female: 51.7 years
Male: 44.7 years

Northfield Adults

There are 948 adults, (281 of whom are seniors) in Northfield.

Sex Ratio

Female: 654 (52.3%)
Male: 596 (47.7%)

Demographics

The racial composition of Northfield includes 85.52% White, 4.08% Black or African American, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White1,06985.52%
Two or more races937.44%
Black or African American514.08%
Asian322.56%
Native American50.4%
Race
Population ↓
Percentage (of total)
Two or more races574.56%
Race
Population ↓
Percentage (of total)
White1,06985.52%
Black or African American514.08%
Two or more races362.88%
Asian322.56%
Native American50.4%

Northfield Marital Status

Economics and Income Statistics

Northfield's average per capita income is $101,429. Household income levels show a median of $111,250. The poverty rate stands at 10.54%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$132,064-
Families$131,667$219,371
Households$111,250$148,017
Non Families$47,875$50,708

$101,429

Average Income

$111,250

Median Household Income

10.54%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)